[Vehicle Fitment]: Compatible with Chevrolet Astra GSi 2001-2002 L4 2.2L (Varga Cylinder, Mexico Region), Astra 2004-2008 (4-Wheel ABS, Mexico Region). [Reference Number]: The A-Premium Brake Master Cylinder's reference number: M639012, 93364007. Before placing an order, verify that the part is compatible with your vehicle using the compatibility system.. [Function]: Pressure tested to ensure safe and reliable braking; Excellent materials and precision manufacturing to give sufficient pressure and extend lifespan.. [Specification]: Material: Aluminum; Master Cylinder Bore Diameter: 0.875 inch; Rearward Outlet Size: M12 x 1.0; Secondary Outlet Thread Diameter: M12 x 1.0; Reservoir Included: No; Sensor Included: No.
